{"id":"vidhyamitra:city-day:mathura:2102-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/mathura/2102-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-02-01","date_display":"February 1, 2102 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2102,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488830.770833,"kali_year":5203,"ahargana":1900365.2708,"sun":{"sidereal_longitude":286.2123,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":80.3359,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.1236,"elapsed_within_tithi_degrees":10.1236},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.3359,"elapsed_within_degrees":0.3359},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":6.5482},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":2102,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488830.770833,"ahargana":1900365.2708,"kali_year":5203,"ayanamsa_lahiri":25.279,"grahas":{"sun":{"sidereal_longitude":286.44602,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":81.65091999999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false,"latitude":2.1914},"mars":{"sidereal_longitude":46.106719999999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":260.26612,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":231.80642,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":240.93021999999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":203.36732000000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":289.5028,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":109.5028,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2102,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488830.770833,"kali_year":5203,"ahargana":1900365.2708,"sun":{"sidereal_longitude":286.2123,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":80.3359,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.1236,"elapsed_within_tithi_degrees":10.1236},"nakshatra":{"number":7,"name":"Punarvasu","pada":1,"moon_longitude":80.3359,"elapsed_within_degrees":0.3359},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":6.5482},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.191,"elongation":154.124},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.191,"opposition_distance":25.876}},"eclipse_window_40days":[{"offset_days":-13,"type":"solar","occurs":true,"moon_latitude":-1.366,"elongation":0.393},{"offset_days":2,"type":"lunar","occurs":true,"moon_latitude":0.307,"opposition_distance":2.772}]},"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"mathura","name":"Mathurā","lat":27.4924,"lon":77.6737,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:06","sunsetLocal":"18:00","solarNoonLocal":"12:33","dayLengthHours":10.891390132975808,"dayLengthDisplay":"10 Hours 53 Mins 29 Secs","nightLengthDisplay":"13 Hours 06 Mins 31 Secs","moonriseLocal":"16:01","moonsetLocal":"05:46","rahuKala":{"name":"Rāhu Kāla","start":"12:33","end":"13:55","startHours":12.549909135289926,"endHours":13.911332901911903,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:28","end":"09:50","startHours":8.465637835424,"endHours":9.827061602045976,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:11","end":"12:33","startHours":11.188485368667951,"endHours":12.549909135289926,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.645538433163045,"endHours":10.008584770928906,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:51","startHours":7.5580219910093485,"endHours":7.848459061222036,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.186862797524066,"endHours":12.912955473055787,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:39","end":"06:23","startHours":5.652028717738583,"endHours":6.378121393270303,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:06","startHours":6.1965982243873725,"endHours":7.104214068802023,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:05","startHours":14.36514082411923,"endHours":15.09123349965095,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.79560420177783,"endHours":18.19560420177783,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:27","startHours":17.99560420177783,"endHours":18.449412123985155,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.74560420177783,"endHours":19.49560420177783,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.186862797524068,"endHours":24.912955473055785,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:06","end":"08:28","startHours":7.104214068802023,"endHours":8.465637835424,"quality":"auspicious"},{"name":"Amṛta","start":"08:28","end":"09:50","startHours":8.465637835424,"endHours":9.827061602045976,"quality":"auspicious"},{"name":"Kāla","start":"09:50","end":"11:11","startHours":9.827061602045976,"endHours":11.188485368667951,"quality":"inauspicious"},{"name":"Śubha","start":"11:11","end":"12:33","startHours":11.188485368667951,"endHours":12.549909135289926,"quality":"auspicious"},{"name":"Roga","start":"12:33","end":"13:55","startHours":12.549909135289926,"endHours":13.911332901911903,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:16","startHours":13.911332901911903,"endHours":15.27275666853388,"quality":"inauspicious"},{"name":"Chala","start":"15:16","end":"16:38","startHours":15.27275666853388,"endHours":16.634180435155855,"quality":"neutral"},{"name":"Labha","start":"16:38","end":"18:00","startHours":16.634180435155855,"endHours":17.99560420177783,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:00","end":"19:38","startHours":17.99560420177783,"endHours":19.634180435155855,"quality":"inauspicious"},{"name":"Chala","start":"19:38","end":"21:16","startHours":19.634180435155855,"endHours":21.27275666853388,"quality":"neutral"},{"name":"Labha","start":"21:16","end":"22:55","startHours":21.27275666853388,"endHours":22.9113329019119,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:33","startHours":22.9113329019119,"endHours":24.549909135289926,"quality":"auspicious"},{"name":"Kāla","start":"00:33","end":"02:11","startHours":24.549909135289926,"endHours":26.18848536866795,"quality":"inauspicious"},{"name":"Śubha","start":"02:11","end":"03:50","startHours":26.18848536866795,"endHours":27.827061602045973,"quality":"auspicious"},{"name":"Roga","start":"03:50","end":"05:28","startHours":27.827061602045973,"endHours":29.465637835423998,"quality":"inauspicious"},{"name":"Udveg","start":"05:28","end":"07:06","startHours":29.465637835423998,"endHours":31.104214068802023,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:06","end":"08:06","startHours":7.104214068802023,"endHours":8.104214068802023,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:06","end":"09:06","startHours":8.104214068802023,"endHours":9.104214068802023,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:06","end":"10:06","startHours":9.104214068802023,"endHours":10.104214068802023,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:06","end":"11:06","startHours":10.104214068802023,"endHours":11.104214068802023,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:06","end":"12:06","startHours":11.104214068802023,"endHours":12.104214068802023,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:06","end":"13:06","startHours":12.104214068802023,"endHours":13.104214068802023,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:06","end":"14:06","startHours":13.104214068802023,"endHours":14.104214068802023,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:06","end":"15:06","startHours":14.104214068802023,"endHours":15.104214068802023,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:06","end":"16:06","startHours":15.104214068802023,"endHours":16.104214068802023,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:06","end":"17:06","startHours":16.104214068802023,"endHours":17.104214068802023,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:06","end":"18:06","startHours":17.104214068802023,"endHours":18.104214068802023,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:06","end":"19:06","startHours":18.104214068802023,"endHours":19.104214068802023,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:06","end":"20:06","startHours":19.104214068802023,"endHours":20.104214068802023,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:06","end":"21:06","startHours":20.104214068802023,"endHours":21.104214068802023,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:06","end":"22:06","startHours":21.104214068802023,"endHours":22.104214068802023,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:06","end":"23:06","startHours":22.104214068802023,"endHours":23.104214068802023,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:06","end":"00:06","startHours":23.104214068802023,"endHours":24.104214068802023,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:06","end":"01:06","startHours":24.104214068802023,"endHours":25.104214068802023,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:06","end":"02:06","startHours":25.104214068802023,"endHours":26.104214068802023,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:06","end":"03:06","startHours":26.104214068802023,"endHours":27.104214068802023,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:06","end":"04:06","startHours":27.104214068802023,"endHours":28.104214068802023,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:06","end":"05:06","startHours":28.104214068802023,"endHours":29.104214068802023,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:06","end":"06:06","startHours":29.104214068802023,"endHours":30.104214068802023,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:06","end":"07:06","startHours":30.104214068802023,"endHours":31.104214068802023,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-17.268305164327295,"eotMinutes":-13.689348117395623,"ayanamsa":25.279}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Trayodaśī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"mathura"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 2102 CE · Mathurā · Vidhyamitra","description":"February 1, 2102 CE for Mathurā: Śukla Trayodaśī, sūryodaya 07:06, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/mathura/2102-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/mathura/2102-02-01","sa":"https://sa.vidhyamitra.com/city/mathura/2102-02-01","hi":"https://hi.vidhyamitra.com/city/mathura/2102-02-01","x-default":"https://vidhyamitra.com/city/mathura/2102-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:30:07.892Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-05-14T16:30:07.892Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:30:07.892Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}